Question

Mensuration
The dimensions of a wall is 30 m x 5 m x 20 cm. It contains three windows each
of 2 m x 1.5 m. How many bricks of size 20 cm x 10 cm x 5 cm are required to
build the wall leaving 10 % of the space for the cement work? Also find the cost of
bricks at the rate of Rs 9000 per 1000 bricks.​

Answer 1

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